The National Research Center on Learning Disabilities (NRCLD) was funded in late 2001 by the Office of Special Education Programs (OSEP) to help address the complex nature of the issues and diversity of discussion surrounding specific learning disabilities (SLD). NRCLD's purpose was to continue the research on critical issues raised in white…

On Monday, the teacher assigns her class a list of 20 spelling words to learn. On Friday, she tests the students on how well they learned to spell these words. This "mastery measurement" is the traditional way of determining student progress. The next spelling mastery test will indicate mastery of the next week's 20 new words, a new skill.…

One of the hallmark changes in the Individuals with Disabilities Education Improvement Act of 2004 (IDEA 2004), which was signed into law in December 2004, allows for the use of special education funds (Part B) for at-risk students. These are students who may need additional academic or behavioral support but who do not qualify for special…

Responsiveness to intervention (RTI) is proposed as a valuable construct for schools because of its potential utility in providing appropriate learning experiences for all students as well as the early identification of students as being at risk for academic failure. RTI can be conceptualized as providing a framework for systemic reform directed…

The Individuals with Disabilities Education Act of 1997 (IDEA 1997) and Individuals with Disabilities Education Improvement Act of 2004 (IDEA 2004) define specific learning disabilities in a similar manner. "The term "specific learning disability" means a disorder in one or more of the basic psychological processes involved in…